From £10,280
Trusted and professional extension builder in HP18. Experienced in all extension buildering work and keeping within budget and on quote. BUILDRIGHT...

Outbuilding costs in HP18 range from the cheapest of £10,280 (BUILDRIGHT (UK) LTD based in HP17) to the dearest of £10,280 (BUILDRIGHT (UK) LTD based in HP17), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in HP18 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Aylesbury Vale | £36 | £246 |
| Outbuilding near Aylesbury | £42 | £270 |
| Outbuilding near Bicester | £35 | £249 |
| Outbuilding near Cherwell | £35 | £249 |
| Outbuilding near Oxford | £37 | £261 |
| Outbuilding near South Oxfordshire | £36 | £253 |
| Outbuilding near Wycombe | £39 | £271 |
| Outbuilding near Leighton Buzzard | £38 | £270 |
| Outbuilding near High Wycombe | £39 | £272 |
| Outbuilding near Hazlemere | £40 | £272 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,780

Two storey extension - £88,420

Build a timber frame extension - £26,280

Build a swimming pool - £81,280

Single storey extension - £60,600

Side return extension - £44,650

Install an RSJ - £2,480

Outbuilding - £10,280

Build a Mansard loft conversion - £52,280

Loft conversion - £36,375

Build a kitchen extension - £42,280

Hip to gable loft conversion - £42,280

Granny annexe - £87,280

Garden office - £10,280

Convert a Garage - £16,280

Garage - £18,780

Build a flat roof extension - £22,280

Build a dormer loft conversion - £42,280

Concrete foundations - £6,530

Convert a bungalow loft - £29,280

Convert a basement - £40,650